package Thread.Treand4;

import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.locks.Lock;

public class Desk {
    private List<String> list = new ArrayList<>();


    //放一个包子的方法
    //厨师1 厨师2 厨师3
    public synchronized void put(){
        try {
            String name = Thread.currentThread().getName();
            //判断是否有包子
            if (list.size() == 0){
                list.add(name+"做的肉包子");
                System.out.println(name+"做了一个肉包子");
                Thread.sleep(2000);

                //唤醒别人,等待自己，
                this.notifyAll();
                this.wait();

            }else {
                //有包子不做了
                //唤醒别人，等待自己
                this.notifyAll();
                this.wait();
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    // 吃货1  吃货2
    public synchronized void get(){
        String name = Thread.currentThread().getName();
        try {
            if (list.size()==1){
                //有包子吃
                System.out.println(name+"吃了"+list.get(0));
                list.clear();
                Thread.sleep(2000);
                this.notifyAll();
                this.wait();
            }else {
                //没有包子
                this.notifyAll();
                this.wait();
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}
